A-1: ambassadors, public ministers, career diplomats, consular officers and immediate family.

A-2: other officials and employees accredited by a foreign government and immediate family.

A-3: attendants, servants, and personal employees of the above categories.

B-1: business visitors (non media).

B-2: visitors for pleasure (tourists).

C-1: a foreign traveler in immediate and continuous transit through the United States.

D-1: crewmen on [...]